The Book

When connecting to RDP, you can fake your computername if needed

Create .cmd file with following content

reg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ComputerName\ActiveComputerName /v ComputerName /t REG_SZ /d %1

Name the file CompName.cmd and start it from CLI with ComputerName parameter

CompName PC-01

…and computer will temporary (until restart) be renamed to “PC-01”. If you don't want to wait for restart you can start “CompName again and set your original computer name back.